Venues similar to Black Rock

World's 50 Best No.5, two rooms that split the modern London bar in half

Wentworth Street's unmarked basement, the City fringe speakeasy that does not need a velvet rope

Hoxton Square's basement, the small, no-fuss cocktail room the trade has booked since 2010

Two-floor Old Compton Street cocktail room, aperitivo bar upstairs, three-hundred-whisky lounge below

Remy Savage's Bauhaus-precise cocktail room on Kingsland Road

Mr Lyan's South Bank flagship, the first 3-PIN bar in the Pinnacle Guide, Thames at the window

The 1893 hotel bar that wrote the cocktail manual the rest of London still reads